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Drinking water source protection in Ontario 20 years after Walkerton

Local committees were established to bring about actions to protect sources of municipal residential drinking water systems across Ontario. They developed source protection plan policies using scientific data, including soil type, watershed time of travel of contaminants, depth of aquifer, etc., to delineate drinking water vulnerable areas.
plastic pipe bedding backfill

Private side standards for sanitary and stormwater sewer infrastructure are woefully inadequate

Unacceptable amounts of inflow and infiltration (I/I) in new construction have been identified as a significant issue, particularly with the advent of more frequent and more intense rainfall events.

With many water professionals set to retire, Canadian schools work to prepare a new...

By David Nesseth It was 2016 when the Ontario Clean Water Agency felt the true extent of a serious long-term issue that it knew loomed...
flow and level sensors

Seamless integration of all devices is necessary in a digital environment

In the context of Industry 4.0, sensors and control systems are becoming the ears and the heartbeat of processes across all industries. Advancements of...
tap water

Editorial comment: Why do we continue unquestioningly to artificially fluoridate our drinking water?

By George Pastoric Many wonderful slogans are used by Water Environment Federation and American Water Works Association chapters throughout North America and Canada, acknowledging the...
concrete damaged by microbial induced corrosion

Combating microbial induced concrete corrosion at wastewater plants

Microbial induced concrete corrosion in sewage and water treatment systems is a "natural enemy" of conventional plants, frequently causing damage to concrete and metal...

World Water Day celebrates Green Infrastructure

World Water Day 2018 is dedicated to Nature for Water, a concept that explores nature-based solutions for water challenges in the 21st century.
Trenching to install a new large water transmission main

Saint John using orthophosphate to stabilize leaky pipe scale

Saint John City Council in New Brunswick has agreed to use an orthophosphate treatment system to resolve problems that have occured after it switched...

Advanced pump station monitoring provides real-time data for performance analysis

Volucalc, a device from Canadian manufacturer Maid Labs, makes use of very simple information available in the pumping station to collect data and alarm the operator if anything goes wrong.

Geosmin in lake water may be the cause of unpalatable fish

Geosmin has a very low taste and odour threshold. The human nose and palate can detect its presence in water at very low concentrations of parts per billion.

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